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1999 Buick LeSabre Custom 3.8L Misfire
I have replaced spark plugs--still have miss fire on #4
tried new wire and new coil. scoped the wire secondary
pattern is way different than the ones firing
good..Question is can the ign module cause a miss fire
under load but fire good at idle?
FIX posted 1/16/2006
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Message Closed w/FIX
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33 Replies Received
33 Replies Received
Related Documents & Media | VIN | [No VIN Available] |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire |
| Occurs | Under Load |
| Misc. | Has Factory A/C |
Trouble Codes
| #4 |
Message Closed w/FIX
Vehicle Data
1999 Buick LeSabre Custom
| VIN | [No VIN Available] |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire |
| Occurs | Under Load |
| Misc. | Has Factory A/C |
Trouble Codes
| #4 |
Video